1956485884343 has 2 divisors, whose sum is σ = 1956485884344. Its totient is φ = 1956485884342.

The previous prime is 1956485884277. The next prime is 1956485884369. The reversal of 1956485884343 is 3434885846591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1956485884343 - 2²⁴ = 1956469107127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1956485884943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978242942171 + 978242942172.

It is an arithmetic number, because the mean of its divisors is an integer number (978242942172).

Almost surely, 2^{1956485884343} is an apocalyptic number.

1956485884343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1956485884343 is an equidigital number, since it uses as much as digits as its factorization.

1956485884343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 398131200, while the sum is 68.

The spelling of 1956485884343 in words is "one trillion, nine hundred fifty-six billion, four hundred eighty-five million, eight hundred eighty-four thousand, three hundred forty-three".